SGM89000 Datasheet, PDF (4/14 Pages) SG Micro Corp – Capless 2Vrms Line Driver

SGM89000
Capless 2Vrms Line Driver
with Adjustable Gain
ELECTRICAL CHARACTERISTICS
(TA = +25℃, unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
TYP
ELECTRICAL CHARACTERISTICS
DC Supply Voltage (VDD)
3
Output Offset Voltage (|VOS|)
VDD = 3.3V
1.2
Power Supply Rejection Ratio (PSRR)
VDD = 3V to 3.6V
97
High-Level Output Voltage (VOH)
VDD = 3.3V, RL = 2.5kΩ
3.18
Low-Level Output Voltage (VOL)
VDD = 3.3V, RL = 2.5kΩ
High-Level Input Current (EN) (|IIH|)
VDD = 3.3V, VI = VDD
Low-Level Input Current (EN) (|IIL|)
VDD = 3.3V, VI = 0V
Supply Current (IDD)
VDD = 3.3V, No load, EN = VDD
Shutdown mode, VDD = 3V to 3.6V
10.5
0.13
OPERATING CHARACTERISTICS (VDD = 3.3V, RL = 2.5kΩ, CPUMP = CPVSS = 1µF, CIN = 10µF, RIN = 10kΩ, RFB = 20kΩ.) ⁽¹⁾
Output Voltage (Outputs in Phase) (VO)
THD = 1%, VDD = 3.3V, f = 1kHz
2.05
Total Harmonic Distortion Plus Noise (THD+N)
VO = 2Vrms, f = 1kHz
0.001
Crosstalk
VO = 2Vrms, f = 1kHz
113
Output Current Limit (IO)
VDD = 3.3V
20
Input Resistor Range (RIN)
10
Feedback Resistor Range (RFB)
20
Slew Rate
10
Maximum Capacitive Load
220
Noise Output Voltage (VN)
Signal to Noise Ratio (SNR)
Unity Gain Bandwidth (GBW)
A-weighted, BW = 20kHz
5.5
VO = 2Vrms, THD+N = 0.1%, BW = 20kHz,
A-weighted
114
7.8
Open-Loop Voltage Gain (AVO)
120
Charge Pump Frequency (fCP)
330
450
External Under-Voltage Detection (VUVP)
External Under-Voltage Detection Hysteresis
Current (IHYS)
EN PIN
1.05
1.13
4.8
Input High Voltage (VINH)
EN
1.2
Input Low Voltage (VINL)
EN
MAX UNITS
3.6
V
5
mV
dB
V
-3.05
V
1
μA
1
μA
14.5
mA
0.18
Vrms
%
dB
mA
kΩ
kΩ
V/μs
pF
μVrms
dB
MHz
dB
560
kHz
1.25
V
μA
V
0.6
V
NOTE:
1. For CPUMP, CPVSS, CIN, RIN and etc, please refer to the TYPICAL APPLICATION CIRCUIT on page 7.
SG Micro Corp
www.sg-micro.com
FEBRUARY 2017
4